(Based on 44(e))(Based on Intent to Use) Parts of non-electric prime movers, other than water mills and wind mills, namely, semiconductors; Filters for blood and blood components for laboratory use; Computer-controlled testing apparatus for testing filter performance, not for medical purposes; Laboratory filters; Laboratory apparatus for producing air gas for use in laboratories; (Based on Intent to Use) Filters for protective industrial respiratory masks, not for medical purposes; Dust mask ...

(Based on 1(b)) Unprocessed plastics in the nature of filtering materials for use in the chemical industry; Mineral substances in the nature of filtering materials for use in the chemical industry; Chemical preparations in the nature of filtering materials for use in the chemical industry; Chemical preparations in the nature of filtering materials for use in the beverage industry; filtering clarificants in the nature of microglass filter media for removing ...

unit that humidifies and de-humidifies enclosed space and terrestrial environments